F 150 4WD Pickup V8-281 4.6L VIN W EFI (1997)
P1805 - P1809: Testing and Inspection
P1806
For diagnosis of P1806 refer to
ESOF - Electronic Shift on the Fly
Pinpoint Test D, See: Transmission and Drivetrain/Transfer Case/Testing and Inspection/Pinpoint Tests/Electronic Shift on the Fly (ESOF)/D:
4x4 Hi or 4x4 Low Range Indicator Doesn't Operate Properly
MSOF - Mechanical Shift on the Fly
Pinpoint Test H, See: Transmission and Drivetrain/Transfer Case/Testing and Inspection/Pinpoint Tests/Mechanical Shift on the Fly
(MSOF)/H: 4X4 and Low Range Indicators Not Operating Properly
For complete Transfer Case diagnostic information, See: Transmission and Drivetrain/Transfer Case/Testing and Inspection